Products
Contact Us
- Contact Person : Mr. Yan Peter
- Company Name : Beijing Dazheng Yongye Construction Machinery Co., Ltd.
- Tel : 86-10-52968140
- Fax : 86-10-51097491
- Address : Beijing,Beijing,North of Xiaoli Zhuang, Beier village,Shahe town, Changping district, Beijing
- Country/Region : China
- Zip : 102206
rotary drilling rig T C I Tricone Rock Bits (8 1/2" IADC637)
Product Detailed
Related Categories:Mining Machinery Parts
Maximum ROP
Running durable and extended bearing life
Safety and reliability
High quality and competitive price
Additional Info. | DZ |
| Plywood Case or as Requirments |
| API Spec 7 & ISO 9001:2008 |
| China |
| 300 PCS/Month |
Sizes from 3 7/8" to 26" Covers almost all IADC codes. Stocks adequate&timely delivery Good quality and after-sale service 30 years experience in drill equipment Please specify the following items as many as possible in enquiry: Bit diameter IADC code Bearing type Drilling formation Drillig depth
| Size | 8 1/2” (215.9mm) |
| IADC | 617 |
| Bearing Type | Elastomer-sealed journal bearing |
| Thread Connection | 4 1/2 reg pin |
| WOB(KN/mm) | 0.45~1.1 |
| RPM(r/min) | 90~50 |
| Applicable Formations | Medium hard formation with high compress strength, such as hard shale, limestone, sandstone, dolomite. etc |
| Circulation system | Mud pump |
rotary drilling rig T C I Tricone Rock Bits (8 1/2" IADC637)
Other products
